-- 站内通知表结构(公告 + 已读 + 个人消息预留)
-- 执行顺序: update-tables.sql → update-datas.sql

-- ----------------------------
-- Table structure for notify_notice
-- ----------------------------
CREATE TABLE IF NOT EXISTS "public"."notify_notice" (
  "id" int8 NOT NULL,
  "title" varchar(256) COLLATE "pg_catalog"."default" NOT NULL,
  "content" text COLLATE "pg_catalog"."default",
  "severity" varchar(32) COLLATE "pg_catalog"."default",
  "is_top" bool NOT NULL DEFAULT false,
  "effective_time" timestamptz(6),
  "expire_time" timestamptz(6),
  "status" varchar(32) COLLATE "pg_catalog"."default" NOT NULL,
  "deleted" bool NOT NULL DEFAULT false,
  "last_modifier" int8,
  "last_modified_time" timestamptz(6),
  "version" int4 NOT NULL DEFAULT 0,
  "creator" int8,
  "create_time" timestamptz(6),
  PRIMARY KEY ("id")
);

COMMENT ON TABLE "public"."notify_notice" IS '公告通知(广播型)';
COMMENT ON COLUMN "public"."notify_notice"."id" IS '主键';
COMMENT ON COLUMN "public"."notify_notice"."title" IS '标题';
COMMENT ON COLUMN "public"."notify_notice"."content" IS '正文(Markdown原文)';
COMMENT ON COLUMN "public"."notify_notice"."severity" IS '重要程度(normal普通/important重要)';
COMMENT ON COLUMN "public"."notify_notice"."is_top" IS '是否置顶';
COMMENT ON COLUMN "public"."notify_notice"."effective_time" IS '生效时间(为空则立即生效)';
COMMENT ON COLUMN "public"."notify_notice"."expire_time" IS '过期时间(为空则永久有效)';
COMMENT ON COLUMN "public"."notify_notice"."status" IS '状态(draft草稿/published发布/offline下线)';
COMMENT ON COLUMN "public"."notify_notice"."deleted" IS '逻辑删除';
COMMENT ON COLUMN "public"."notify_notice"."last_modifier" IS '最后修改者ID';
COMMENT ON COLUMN "public"."notify_notice"."last_modified_time" IS '最后修改时间';
COMMENT ON COLUMN "public"."notify_notice"."version" IS '版本号(乐观锁)';
COMMENT ON COLUMN "public"."notify_notice"."creator" IS '创建者ID';
COMMENT ON COLUMN "public"."notify_notice"."create_time" IS '创建时间';

CREATE INDEX IF NOT EXISTS "idx_notify_notice_status" ON "public"."notify_notice" ("status");
CREATE INDEX IF NOT EXISTS "idx_notify_notice_create_time" ON "public"."notify_notice" ("create_time" DESC);

-- ----------------------------
-- Table structure for notify_notice_read
-- ----------------------------
CREATE TABLE IF NOT EXISTS "public"."notify_notice_read" (
  "id" int8 NOT NULL,
  "user_id" int8 NOT NULL,
  "notice_id" int8 NOT NULL,
  "read_time" timestamptz(6),
  "is_ignored" bool NOT NULL DEFAULT false,
  "creator" int8,
  "create_time" timestamptz(6),
  PRIMARY KEY ("id")
);

COMMENT ON TABLE "public"."notify_notice_read" IS '公告已读记录(用户 x 公告)';
COMMENT ON COLUMN "public"."notify_notice_read"."id" IS '主键';
COMMENT ON COLUMN "public"."notify_notice_read"."user_id" IS '用户ID';
COMMENT ON COLUMN "public"."notify_notice_read"."notice_id" IS '公告ID';
COMMENT ON COLUMN "public"."notify_notice_read"."read_time" IS '阅读时间';
COMMENT ON COLUMN "public"."notify_notice_read"."is_ignored" IS '是否忽略(用户主动隐藏该公告)';
COMMENT ON COLUMN "public"."notify_notice_read"."creator" IS '创建者ID';
COMMENT ON COLUMN "public"."notify_notice_read"."create_time" IS '创建时间';

CREATE UNIQUE INDEX IF NOT EXISTS "uk_notify_notice_read_user_notice"
  ON "public"."notify_notice_read" ("user_id", "notice_id");
CREATE INDEX IF NOT EXISTS "idx_notify_notice_read_user" ON "public"."notify_notice_read" ("user_id");

-- ----------------------------
-- Table structure for notify_message
-- ----------------------------
CREATE TABLE IF NOT EXISTS "public"."notify_message" (
  "id" int8 NOT NULL,
  "user_id" int8 NOT NULL,
  "title" varchar(256) COLLATE "pg_catalog"."default" NOT NULL,
  "content" text COLLATE "pg_catalog"."default",
  "source" varchar(64) COLLATE "pg_catalog"."default",
  "link" varchar(512) COLLATE "pg_catalog"."default",
  "extra" text COLLATE "pg_catalog"."default",
  "is_read" bool NOT NULL DEFAULT false,
  "deleted" bool NOT NULL DEFAULT false,
  "last_modifier" int8,
  "last_modified_time" timestamptz(6),
  "version" int4 NOT NULL DEFAULT 0,
  "creator" int8,
  "create_time" timestamptz(6),
  PRIMARY KEY ("id")
);

COMMENT ON TABLE "public"."notify_message" IS '个人消息(定向通知, 预留)';
COMMENT ON COLUMN "public"."notify_message"."id" IS '主键';
COMMENT ON COLUMN "public"."notify_message"."user_id" IS '接收用户ID';
COMMENT ON COLUMN "public"."notify_message"."title" IS '标题';
COMMENT ON COLUMN "public"."notify_message"."content" IS '正文内容';
COMMENT ON COLUMN "public"."notify_message"."source" IS '业务来源(预留)';
COMMENT ON COLUMN "public"."notify_message"."link" IS '跳转链接(内部路由或完整http外链)';
COMMENT ON COLUMN "public"."notify_message"."extra" IS '跳转附加参数(JSON字符串)';
COMMENT ON COLUMN "public"."notify_message"."is_read" IS '是否已读';
COMMENT ON COLUMN "public"."notify_message"."deleted" IS '逻辑删除';
COMMENT ON COLUMN "public"."notify_message"."last_modifier" IS '最后修改者ID';
COMMENT ON COLUMN "public"."notify_message"."last_modified_time" IS '最后修改时间';
COMMENT ON COLUMN "public"."notify_message"."version" IS '版本号(乐观锁)';
COMMENT ON COLUMN "public"."notify_message"."creator" IS '创建者ID';
COMMENT ON COLUMN "public"."notify_message"."create_time" IS '创建时间';

CREATE INDEX IF NOT EXISTS "idx_notify_message_user" ON "public"."notify_message" ("user_id");
CREATE INDEX IF NOT EXISTS "idx_notify_message_user_read" ON "public"."notify_message" ("user_id", "is_read");